Actor Peter Mayhew, the giant who played Chewbacca in four the the Star Wars movies, will make a guest appearance on Tuesday’s season finale of Heroes of Cosplay. The world’s most famous Wookie helps Jinyo woo Victoria with a surprise she’ll never forget.

Mayhew, who regularly tours the conventions, is currently recovering from double knee replacement and tendon lengthening surgery in the hopes he will be able to walk unaided again. Of course, he had to wait until someone built a machine that could build replacement knees large enough…